William Price (1619 - 1691) was MP for Merioneth 1640-44 and 1673-9 and a Royalist colonel in the English Civil War. Cavalier was the name used by Parliamentarians for a Royalist supporter of King Charles I during the English Civil War ( 1642 &ndash 1651 The English Civil War (1642-1651 was a series of armed conflicts and political machinations between Parliamentarians and Royalists. A member of the Price family of Rhiwlas, he retained the family estate under Oliver Cromwell's protectorate. History Gwynedd was an independent kingdom from the end of the Roman period until the 13th Century when it was conquered and subjugated by England Oliver Cromwell (25 April 1599 Old Style &ndash 3 September 1658 Old Style) was an English military and political leader best known His grandson was William Price, High Sheriff of two Welsh counties during the 1730s. William Price (1690 &ndash 4 July 1774) was a Welsh High Sheriff and Antiquarian. The High Sheriff is or was a law enforcement position in Anglosphere countries